CN1288861C - 用于信号畸变测量和评估的系统与方法 - Google Patents

用于信号畸变测量和评估的系统与方法 Download PDF

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Publication number
CN1288861C
CN1288861C CNB031087086A CN03108708A CN1288861C CN 1288861 C CN1288861 C CN 1288861C CN B031087086 A CNB031087086 A CN B031087086A CN 03108708 A CN03108708 A CN 03108708A CN 1288861 C CN1288861 C CN 1288861C
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China
Prior art keywords
signal
output
input
distortion
error
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CNB031087086A
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English (en)
Chinese (zh)
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CN1449136A (zh
Inventor
沃尔夫冈·克里佩尔
尤尔夫·塞德尔
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Klippel GmbH
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Klippel GmbH
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
CNB031087086A 2002-03-30 2003-03-28 用于信号畸变测量和评估的系统与方法 Expired - Fee Related CN1288861C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10214407.9 2002-03-30
DE10214407A DE10214407C1 (de) 2002-03-30 2002-03-30 Anordnung und Verfahren zur Messung, Bewertung und Störungserkennung von Systemen

Publications (2)

Publication Number Publication Date
CN1449136A CN1449136A (zh) 2003-10-15
CN1288861C true CN1288861C (zh) 2006-12-06

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CNB031087086A Expired - Fee Related CN1288861C (zh) 2002-03-30 2003-03-28 用于信号畸变测量和评估的系统与方法

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US (1) US7221167B2 (de)
CN (1) CN1288861C (de)
DE (1) DE10214407C1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7778315B2 (en) * 2004-04-14 2010-08-17 Tektronix, Inc. Measuring instantaneous signal dependent nonlinear distortion in response to varying frequency sinusoidal test signal
US7995490B2 (en) * 2004-06-29 2011-08-09 Spirent Communications, Inc. System and method for identifying a signature of a device, in a communication circuit, utilizing distortion products
FR2903853B1 (fr) * 2006-07-13 2008-10-17 Regie Autonome Transports Procede et dispositif de diagnostic de l'etat de fonctionnement d'un systeme de sonorisation
US8396227B2 (en) 2006-11-08 2013-03-12 Knowles Electronics Asia Pte. Ltd. Method of determining the harmonic and anharmonic portions of a response signal of a device
DE102009033614B4 (de) * 2009-07-17 2020-01-23 Wolfgang Klippel Anordnung und Verfahren zur Erkennung, Ortung und Klassifikation von Defekten
US20120025945A1 (en) * 2010-07-27 2012-02-02 Cyberglove Systems, Llc Motion capture data glove
CN103512650A (zh) * 2012-06-21 2014-01-15 鸿富锦精密工业（深圳）有限公司 蜂鸣器测试电路
US8964996B2 (en) * 2013-02-13 2015-02-24 Klippel Gmbh Method and arrangement for auralizing and assessing signal distortion
CN104168532A (zh) * 2013-05-15 2014-11-26 光宝光电(常州)有限公司 扬声器异音检测方法及装置
CN104569632B (zh) * 2013-10-16 2017-03-29 上海华虹宏力半导体制造有限公司 最佳噪声系数的测试方法
JP6258061B2 (ja) * 2014-02-17 2018-01-10 クラリオン株式会社 音響処理装置、音響処理方法及び音響処理プログラム
DE102014005381B3 (de) * 2014-04-11 2014-12-11 Wolfgang Klippel Anordnung und Verfahren zur Identifikation und Kompensation nichtlinearer Partialschwingungen elektromechanischer Wandler
EE05788B1 (et) * 2015-04-20 2017-02-15 Tallinna Tehnikaülikool Impedantsi binaarse ergutusega analüüsi meetod ja seade
CN105916079B (zh) * 2016-06-07 2019-09-13 瑞声科技(新加坡)有限公司 一种扬声器非线性补偿方法及装置
CN109361477B (zh) * 2018-11-13 2021-04-13 中电科思仪科技股份有限公司 一种瞬时频率测量装置及测量方法
US11326935B2 (en) * 2019-10-21 2022-05-10 Wistron Corporation Method and system for vision-based defect detection
CN111722109B (zh) * 2020-06-28 2023-05-02 瑞声科技(新加坡)有限公司 马达系统失真的测量方法及设备、计算机可读存储介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3404338A (en) * 1965-02-24 1968-10-01 Western Union Telegraph Co Method and means for measuring and correcting delay and attenuation in a transmission channel
US3978401A (en) * 1974-09-25 1976-08-31 Sound Technology, Inc. Distortion measurement system
DE2803608C2 (de) * 1978-01-27 1985-04-18 Wandel & Goltermann Gmbh & Co, 7412 Eningen Vierpolmeßverfahren und Schaltungsanordnung zu dessen Durchführung
DE3709556A1 (de) * 1987-03-24 1988-10-13 Paul Dipl Ing Dr Ing Scherer Verfahren und vorrichtung zur bestimmung der linearen verzerrungen einer elektroakustischen uebertragungsstrecke
DK46493D0 (da) * 1993-04-22 1993-04-22 Frank Uldall Leonhard Metode for signalbehandling til bestemmelse af transientforhold i auditive signaler
US5608331A (en) * 1995-06-06 1997-03-04 Hughes Electronics Noise measurement test system
US7505877B2 (en) * 2002-03-08 2009-03-17 Johnson Controls Technology Company System and method for characterizing a system
JP3707549B2 (ja) * 2002-03-22 2005-10-19 日本電気株式会社 送信装置
US7609759B2 (en) * 2004-11-16 2009-10-27 Gmr Research & Technology, Inc. Method and system of nonlinear signal processing
US7400988B2 (en) * 2004-12-08 2008-07-15 Guide Technology, Inc. Periodic jitter (PJ) measurement methodology

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Publication number Publication date
CN1449136A (zh) 2003-10-15
US7221167B2 (en) 2007-05-22
DE10214407C1 (de) 2003-06-18
US20030187636A1 (en) 2003-10-02

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